The docket

Patent litigations.

6,606 cases tracked. Click any row for full case detail; use the buckets below to slice by patent, plaintiff, or defendant. Manage cases (upload CSV, edit, delete) in Admin.

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Patent litigation filed per year

1986: 2 cases'861988: 1 case1990: 1 case'901992: 1 case1993: 1 case'941996: 3 cases1997: 2 cases1998: 3 cases'981999: 3 cases2000: 3 cases2001: 5 cases'022003: 10 cases2004: 4 cases2005: 13 cases2006: 15 cases'062007: 17 cases2008: 20 cases2009: 12 cases2010: 39 cases'102011: 36 cases2012: 68 cases2013: 110 cases2014: 95 cases'142015: 107 cases2016: 103 cases2017: 163 cases2018: 171 cases'182019: 198 cases2020: 226 cases2021: 254 cases2022: 358 cases'222023: 321 cases2024: 548 cases2025: 758 cases7582026: 333 cases'26
6,606 tracked cases by filing year.

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By industry

High-Tech (T)(68)Other (O)(43)Medical (M)(5)

All litigations

CasePatentsCourtFiledStatus
IPR2019-00640IPR2019-00640
6928306
USPTO Patent Trial and Appeal Board—settled
Maxell, Ltd. v. Huawei Device Co., Ltd. et al.5:18-cv-00033
6928306
U.S. District Court for the Eastern District of Texas——
Hitachi Maxell, Ltd. v. Huawei Device USA, Inc.5:16-cv-00178
6856760
U.S. District Court for the Eastern District of Texas, Texarkana Division——
Untitled case19-2359; 20-1217
8080467
U.S. Court of Appeals for the Federal Circuit—decided; affirmed in part, reversed in part, remanded
Sionyx, LLC v. Hamamatsu Corporation2018-2019
8680591
U.S. Court of Appeals for the Federal Circuit—affirmed
SiOnyx LLC v. Hamamatsu Photonics K.K.19-2359
86805918080467
U.S. Court of Appeals for the Federal Circuit—affirmed in part; reversed in part; remanded
CAO Group, Inc. v. [Schedule A defendants]1:25-cv-04054
10603259
N.D. Ill.——
Apple Inc. v. Maxell, Ltd.IPR2020-00597
8339493
U.S. Patent and Trademark Office, Patent Trial and Appeal Board—not instituted
RFCyber Corp. v. Shell Information Technology International, BV2:24-cv-00549-JRG
8448855
U.S. District Court for the Eastern District of Texas (Judge Rodney Gilstrap)—dismissed with prejudice
Untitled case26-1623
11017815
U.S. Court of Appeals for the Federal Circuit—on appeal
Maxell, Ltd. v. Samsung Electronics Co., Ltd. et al.337-TA-1432
10958971
U.S. International Trade Commission—unknown
Maxell, Ltd. et al. v. Samsung Electronics Co., Ltd. et al.5:23-cv-00092
112237578073161898208610129590101768481101781511445241
U.S. District Court for the Eastern District of Texas, Marshall/Tyler Division—on appeal
Untitled case26-1111
11223757
U.S. Court of Appeals for the Federal Circuit—unverified
Untitled case2026-1625
10176848
U.S. Court of Appeals for the Federal Circuit—pending
Untitled case1:18-cv-00310
8130284B2
U.S. District Court for the District of Delaware——
Maxell, Ltd. v. Huawei Device Co., Ltd. et al.5:16-cv-00178
72035178982086
U.S. District Court for the Eastern District of Texas—resolved/dismissed (settled)
Untitled caseIPR2019-00087
6765616B1
USPTO Patent Trial and Appeal Board—terminated - settlement
Samsung Electronics Co., Ltd. et al. v. Maxell, Ltd.IPR2024-00828
8982086
Patent Trial and Appeal Board—Final Written Decision issued
Untitled case1:17-cv-01447
9100604
U.S. District Court for the District of Delaware——
Micron Technology, Inc. v. Netlist, Inc.1:24-cv-00081
11016918
U.S. District Court for the District of Idaho—remanded to Idaho state court; federal docket closed